Example usage for com.squareup.okhttp CacheControl FORCE_CACHE

Introduction

In this page you can find the example usage for com.squareup.okhttp CacheControl FORCE_CACHE.

Prototype

CacheControl FORCE_CACHE

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Document

Cache control request directives that uses the cache only, even if the cached response is stale.

Usage

From source file:com.example.ivy.picassodemo.MyOkHttpDownloader.java

License:Apache License

@Override
public Response load(Uri uri, int networkPolicy) throws IOException {
    CacheControl cacheControl = null;//from  w ww.  j av a2s. c om
    if (networkPolicy != 0) {
        if (NetworkPolicy.isOfflineOnly(networkPolicy)) {
            cacheControl = CacheControl.FORCE_CACHE;
        } else {
            CacheControl.Builder builder = new CacheControl.Builder();
            if (!NetworkPolicy.shouldReadFromDiskCache(networkPolicy)) {
                builder.noCache();
            }
            if (!NetworkPolicy.shouldWriteToDiskCache(networkPolicy)) {
                builder.noStore();
            }
            cacheControl = builder.build();
        }
    }

    Request.Builder builder = new Request.Builder().url(uri.toString());
    if (cacheControl != null) {
        builder.cacheControl(cacheControl);
    }

    com.squareup.okhttp.Response response = client.newCall(builder.build()).execute();
    int responseCode = response.code();
    if (responseCode >= 300) {
        response.body().close();
        throw new ResponseException(responseCode + " " + response.message(), networkPolicy, responseCode);
    }

    boolean fromCache = response.cacheResponse() != null;

    ResponseBody responseBody = response.body();
    return new Response(responseBody.byteStream(), fromCache, responseBody.contentLength());
}

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From source file:com.squareup.picasso252.OkHttpDownloader.java

License:Apache License

@Override
public Response load(@NonNull Uri uri, int networkPolicy) throws IOException {
    CacheControl cacheControl = null;/*from  w  w w .  ja v a 2s .c o m*/
    if (networkPolicy != 0) {
        if (NetworkPolicy.isOfflineOnly(networkPolicy)) {
            cacheControl = CacheControl.FORCE_CACHE;
        } else {
            CacheControl.Builder builder = new CacheControl.Builder();
            if (!NetworkPolicy.shouldReadFromDiskCache(networkPolicy)) {
                builder.noCache();
            }
            if (!NetworkPolicy.shouldWriteToDiskCache(networkPolicy)) {
                builder.noStore();
            }
            cacheControl = builder.build();
        }
    }

    Request.Builder builder = new Request.Builder().url(uri.toString());
    if (cacheControl != null) {
        builder.cacheControl(cacheControl);
    }

    com.squareup.okhttp.Response response = client.newCall(builder.build()).execute();
    int responseCode = response.code();
    if (responseCode >= 300) {
        response.body().close();
        throw new ResponseException(responseCode + " " + response.message(), networkPolicy, responseCode);
    }

    boolean fromCache = response.cacheResponse() != null;

    ResponseBody responseBody = response.body();
    return new Response(responseBody.byteStream(), fromCache, responseBody.contentLength());
}

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